1

#!/usr/bin/env python

     2

# -*- coding: utf-8 -*-

     3

     4

# This file is part of Beremiz, a Integrated Development Environment for

     5

# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.

     6

#

     7

# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD

     8

# Copyright (C) 2017: Andrey Skvortsov

     9

#

    10

# See COPYING file for copyrights details.

    11

#

    12

# This program is free software; you can redistribute it and/or

    13

# modify it under the terms of the GNU General Public License

    14

# as published by the Free Software Foundation; either version 2

    15

# of the License, or (at your option) any later version.

    16

#

    17

# This program is distributed in the hope that it will be useful,

    18

# but WITHOUT ANY WARRANTY; without even the implied warranty of

    19

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    20

# GNU General Public License for more details.

    21

#

    22

# You should have received a copy of the GNU General Public License

    23

# along with this program; if not, write to the Free Software

    24

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    25

    26

# Package initialisation

    27

#import targets

    28

    29

"""

    30

Beremiz Targets

    31

    32

- Target are python packages, containing at least one "XSD" file

    33

- Target class may inherit from a toolchain_(toolchainname)

    34

- The target folder's name must match to name define in the XSD for TargetType

    35

"""

    36

    37

from os import listdir, path

    38

import util.paths as paths

    39

    40

_base_path = paths.AbsDir(__file__)

    41

def _GetLocalTargetClassFactory(name):

    42

    return lambda:getattr(__import__(name,globals(),locals()), name+"_target")

    43

    45

                        "class":_GetLocalTargetClassFactory(name),

    47

                           for fname in listdir(path.join(_base_path, name))

    48

                             if fname.startswith("plc_%s_main"%name) and

    49

                               fname.endswith(".c")}})

    52

                       and not name.startswith("__")])

    53

    54

toolchains = {"gcc":  path.join(_base_path, "XSD_toolchain_gcc"),

    55

              "makefile":  path.join(_base_path, "XSD_toolchain_makefile")}

    56

    57

def GetBuilder(targetname):

    58

    return targets[targetname]["class"]()

    59

    60

def GetTargetChoices():

    61

    DictXSD_toolchain = {}

    62

    targetchoices = ""

    63

    64

    # Get all xsd toolchains

    65

    for toolchainname,xsdfilename in toolchains.iteritems() :

    66

         if path.isfile(xsdfilename):

    67

             DictXSD_toolchain["toolchain_"+toolchainname] = \

    68

                open(xsdfilename).read()

    69

    71

    for targetname,nfo in targets.iteritems():

    72

        xsd_string = open(nfo["xsd"]).read()

    73

        targetchoices +=  xsd_string%DictXSD_toolchain

    74

    75

    return targetchoices

    76

    77

def GetTargetCode(targetname):

    78

    codedesc = targets[targetname]["code"]

    79

    code = "\n".join([open(fpath).read() for fname, fpath in sorted(codedesc.items())])

    80

    return code

    81

    82

def GetHeader():

    83

    filename = paths.AbsNeighbourFile(__file__,"beremiz.h")

    84

    return open(filename).read()

    85

    86

def GetCode(name):

    87

    filename = paths.AbsNeighbourFile(__file__,name)

    88

    return open(filename).read()